is not it hard to drive downtown to work yes that is why I ___to work by train
题目
is not it hard to drive downtown to work yes that is why I ___to work by train
A have been going B have gone C was going D will have gone 为什么选A
答案
have been doing sth.说明以前工作都乘火车去,以后可能一直这样
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
最新试题
- After a short rest,the man was .enough to go home.应填good还是well?
- 秀咋组词?三个.
- 假设有数1到n,随便取出5个数3,8,20,25,31,求n,能求出来吗,用概率论里的最大值分布
- 绿荫如盖是什么意思?
- 修一条路,上半月修了全长的40％,下半月比上半月多修了800米,正好修完．这条路全长多少米
- 若方程组3x+y=k+1,x+3y=3的解x,y满足0＜x+y＜1,则k的取值范围是什么?
- 学校食堂中午供应4种荤菜,3种素菜和2种汤,小军要搭配一荤、一素、一汤的午餐,他共有多少中不同的搭配方案
- compare to和compare with在作状语时用法相同是什么意思?怎么能看出来是状语?
- 函数f(x)＝tan(x+π4)的单调增区间为_．
- 又一道不等式的证明题,
热门考点